From owner-freebsd-advocacy Tue Jan 26 13:36:12 1999 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id NAA03759 for freebsd-advocacy-outgoing; Tue, 26 Jan 1999 13:36:12 -0800 (PST) (envelope-from owner-freebsd-advocacy@FreeBSD.ORG) Received: from iquest3.iquest.net (iquest3.iquest.net [209.43.20.203]) by hub.freebsd.org (8.8.8/8.8.8) with SMTP id NAA03751 for ; Tue, 26 Jan 1999 13:36:09 -0800 (PST) (envelope-from toor@y.dyson.net) Received: (qmail 9271 invoked from network); 26 Jan 1999 21:34:14 -0000 Received: from dyson.iquest.net (HELO y.dyson.net) (198.70.144.127) by iquest3.iquest.net with SMTP; 26 Jan 1999 21:34:14 -0000 Received: (from root@localhost) by y.dyson.net (8.9.1/8.9.1) id QAA01210; Tue, 26 Jan 1999 16:34:09 -0500 (EST) Message-Id: <199901262134.QAA01210@y.dyson.net> Subject: Re: FreeBSD - A User's Point of View In-Reply-To: <199901240949.BAA17434@implode.root.com> from David Greenman at "Jan 24, 99 01:49:14 am" To: dg@root.com Date: Tue, 26 Jan 1999 16:34:09 -0500 (EST) Cc: grog@lemis.com, jm7996@devrycols.edu, kheuer@gwdu60.gwdg.de, freebsd-advocacy@FreeBSD.ORG From: "John S. Dyson" Reply-To: dyson@iquest.net X-Mailer: ELM [version 2.4ME+ PL38 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-advocacy@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG David Greenman said: > > Actually, prior to softupdates, FreeBSD's filesystem performance wasn't > very good compared to ext2fs for the very reason that ext2fs is "fast and > loose" by defering metadata writes. This has the downside of making ext2fs > filesystem integrity unreliable in the face of a system crash or power > failure. FFS does not have this problem, but is much slower as a result. > Ext2fs can get by being a little more fast and loose than FFS because ext2fs doesn't have fragments. Fragment relocation and reallocation adds a little risk to ffs, but not much. -- John | Never try to teach a pig to sing, dyson@iquest.net | it makes one look stupid jdyson@nc.com | and it irritates the pig. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-advocacy" in the body of the message